expire

Etymology

From Middle English expire, from Middle French expirer, from Latin exspīrō, exspīrāre, from ex- (“out”) + spīrō, spīrāre (“breathe, be alive”).

verb

1. (intransitive) To die.
   The patient expired in hospital.
   Soon the patient had no longer sufficient strength to sit up; the trunk of the body was inclined to the right side, the head high and thrown backward, the mouth wide open: she seemed to stifle rather than respire: lastly, speech and respiration failed her; she uttered, however, in a feeble voice, some incoherent words, said she felt she was dying, and, accordingly, expired the sixth day after entrance. 1833, R. J. Bertin, translated by Charles W. Chauncy, Treatise on the Diseases of the Heart, and Great Vessels, Philadelphia: Carey, Lea & Blnachard, page 185
2. (intransitive) To lapse and become invalid.
   My library card will expire next week.
3. (intransitive) To come to an end; to conclude.
4. (transitive, intransitive) To exhale; to breathe out.
   This chafed the boar; his nostrils flames expire. 1717, John Dryden, Meleager and Atalanta
   Animals expire carbon and plants inspire it; plants expire oxygen and animals inspire it. 1843, Loring Dudley Chapin, (Please provide the book title or journal name)
5. (transitive) To give forth insensibly or gently, as a fluid or vapour; to emit in minute particles.
6. (transitive) To bring to a close; to terminate.